538688360

素因数分解:

$2^3\times 5^1\times 7^4\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:189

約数の個数: 160

約数和(自身を含む): 1452038400

約数和(自身を除く): 913350040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 71, 79, 98, 140, 142, 158, 196, 245, 280, 284, 316, 343, 355, 392, 395, 490, 497, 553, 568, 632, 686, 710, 790, 980, 994, 1106, 1372, 1420, 1580, 1715, 1960, 1988, 2212, 2401, 2485, 2744, 2765, 2840, 3160, 3430, 3479, 3871, 3976, 4424, 4802, 4970, 5530, 5609, 6860, 6958, 7742, 9604, 9940, 11060, 11218, 12005, 13720, 13916, 15484, 17395, 19208, 19355, 19880, 22120, 22436, 24010, 24353, 27097, 27832, 28045, 30968, 34790, 38710, 39263, 44872, 48020, 48706, 54194, 56090, 69580, 77420, 78526, 96040, 97412, 108388, 112180, 121765, 135485, 139160, 154840, 157052, 170471, 189679, 194824, 196315, 216776, 224360, 243530, 270970, 274841, 314104, 340942, 379358, 392630, 487060, 541940, 549682, 681884, 758716, 785260, 852355, 948395, 974120, 1083880, 1099364, 1363768, 1374205, 1517432, 1570520, 1704710, 1896790, 1923887, 2198728, 2748410, 3409420, 3793580, 3847774, 5496820, 6818840, 7587160, 7695548, 9619435, 10993640, 13467209, 15391096, 19238870, 26934418, 38477740, 53868836, 67336045, 76955480, 107737672, 134672090, 269344180, 538688360]

約数ペア:

[(1, 538688360), (2, 269344180), (4, 134672090), (5, 107737672), (7, 76955480), (8, 67336045), (10, 53868836), (14, 38477740), (20, 26934418), (28, 19238870), (35, 15391096), (40, 13467209), (49, 10993640), (56, 9619435), (70, 7695548), (71, 7587160), (79, 6818840), (98, 5496820), (140, 3847774), (142, 3793580), (158, 3409420), (196, 2748410), (245, 2198728), (280, 1923887), (284, 1896790), (316, 1704710), (343, 1570520), (355, 1517432), (392, 1374205), (395, 1363768), (490, 1099364), (497, 1083880), (553, 974120), (568, 948395), (632, 852355), (686, 785260), (710, 758716), (790, 681884), (980, 549682), (994, 541940), (1106, 487060), (1372, 392630), (1420, 379358), (1580, 340942), (1715, 314104), (1960, 274841), (1988, 270970), (2212, 243530), (2401, 224360), (2485, 216776), (2744, 196315), (2765, 194824), (2840, 189679), (3160, 170471), (3430, 157052), (3479, 154840), (3871, 139160), (3976, 135485), (4424, 121765), (4802, 112180), (4970, 108388), (5530, 97412), (5609, 96040), (6860, 78526), (6958, 77420), (7742, 69580), (9604, 56090), (9940, 54194), (11060, 48706), (11218, 48020), (12005, 44872), (13720, 39263), (13916, 38710), (15484, 34790), (17395, 30968), (19208, 28045), (19355, 27832), (19880, 27097), (22120, 24353), (22436, 24010)]